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(CORRECT ANSWER) MATH225N Week 6 Quiz : Clarence wants to estimate the percentage of students who live more than three miles from the school.

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QUESTION 5

Clarence wants to estimate the percentage of students who live more than three miles from the school. He wants to create a 98% confidence interval which has an error bound of at most 4%. How many students should be polled to create the confidence interval?

z0.10 z0.05 z0.025 z0.01 z0.005
1.282 1.645 1.960 2.326 2.576

Use the table of values above.

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